diff --git a/lower-constraints.txt b/lower-constraints.txt
index d715bd02..02fe58fa 100644
--- a/lower-constraints.txt
+++ b/lower-constraints.txt
@@ -16,6 +16,7 @@ deprecation==2.0
 django-appconf==1.0.2
 django-babel==0.6.2
 django-compressor==2.2
+django-debreach==1.4.2
 django-pyscss==2.0.2
 Django==1.11.11
 docutils==0.14
@@ -27,6 +28,7 @@ fixtures==3.0.0
 flake8==2.5.5
 futurist==1.6.0
 hacking==0.12.0
+horizon==15.0.0
 idna==2.6
 imagesize==1.0.0
 iso8601==0.1.12
@@ -56,9 +58,10 @@ oslo.config==5.2.0
 oslo.i18n==3.20.0
 oslo.policy==1.34.0
 oslo.serialization==2.25.0
+oslo.upgradecheck==0.1.1
 oslo.utils==3.36.0
 oslotest==3.2.0
-osprofiler==2.0.0
+osprofiler==2.3.0
 packaging==17.1
 pbr==2.0.0
 pep8==1.5.7
diff --git a/requirements.txt b/requirements.txt
index dd1b6cb7..04035d21 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,3 +4,4 @@
 
 pbr!=2.1.0,>=2.0.0 # Apache-2.0
 python-ironicclient>=2.3.0 # Apache-2.0
+horizon>=15.0.0
diff --git a/test-requirements.txt b/test-requirements.txt
index 37dded9c..2889593a 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -12,11 +12,10 @@ testscenarios>=0.4 # Apache-2.0/BSD
 testtools>=2.2.0 # MIT
 
 # this is required for the docs build jobs
-sphinx!=1.6.6,!=1.6.7,>=1.6.2 # BSD
+sphinx!=1.6.6,!=1.6.7,>=1.6.2,<2.0.0;python_version=='2.7'  # BSD
+sphinx!=1.6.6,!=1.6.7,>=1.6.2;python_version>='3.4'  # BSD
 openstackdocstheme>=1.18.1 # Apache-2.0
 reno>=2.5.0 # Apache-2.0
-# Include horizon as test requirement
-http://tarballs.openstack.org/horizon/horizon-master.tar.gz#egg=horizon
 
 # integration tests requirements
 selenium>=2.50.1 # Apache-2.0
diff --git a/tox.ini b/tox.ini
index 12f244aa..c9862f5c 100644
--- a/tox.ini
+++ b/tox.ini
@@ -5,7 +5,6 @@ envlist = py3,py27,pep8
 
 [testenv]
 usedevelop = True
-install_command = pip install -c{env:UPPER_CONSTRAINTS_FILE:https://releases.openstack.org/constraints/upper/stein} {opts} {packages}
 setenv = VIRTUAL_ENV={envdir}
          NOSE_WITH_OPENSTACK=1
          NOSE_OPENSTACK_COLOR=1
@@ -13,8 +12,10 @@ setenv = VIRTUAL_ENV={envdir}
          NOSE_OPENSTACK_YELLOW=0.025
          NOSE_OPENSTACK_SHOW_ELAPSED=1
          DJANGO_SETTINGS_MODULE=ironic_ui.test.settings
-deps = -r{toxinidir}/requirements.txt
-       -r{toxinidir}/test-requirements.txt
+deps =
+  -c{env:UPPER_CONSTRAINTS_FILE:https://releases.openstack.org/constraints/upper/stein}
+  -r{toxinidir}/requirements.txt
+  -r{toxinidir}/test-requirements.txt
 commands = {toxinidir}/manage.py test ironic_ui --settings=ironic_ui.test.settings --exclude-tag integration
 
 [testenv:integration]